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Finding the Fourth Proportional to 295.02, 407.08 and 168.99

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Solution

The fourth proportional to 295.02, 407.08 and 168.99 is: 233.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.02 : 407.08 = 168.99 : x
  2. Step 2: Convert to fraction form
    295.02/407.08 = 168.99/x
  3. Step 3: Cross multiply
    295.02x = 407.08 × 168.99
  4. Step 4: Simplify right side
    295.02x = 68,792.45
  5. Step 5: Solve for x
    x = 68,792.45/295.02
  6. Step 6: Final answer
    x = 233.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.